code: def test_delete_all_for_verify_key_error_on_delete_by_uid(
      root_verify_key, monkeypatch: MonkeyPatch, document_store
  ) -> None:
      random_signing_key = SyftSigningKey.generate()
      random_verify_key = random_signing_key.verify_key
      test_stash = NotificationStash(store=document_store)
      mock_notification = add_mock_notification(
          root_verify_key,
          test_stash,
          test_verify_key,
          random_verify_key,
      )
  
      def mock_delete_by_uid(
          root_verify_key, uid=mock_notification.id
      ) -> Err:
          return Err(None)
  
      monkeypatch.setattr(
          test_stash,
          "delete_by_uid",
          mock_delete_by_uid,
      )
  
      response = test_stash.delete_all_for_verify_key(
          root_verify_key, random_verify_key
      ).value
  
      assert response is None
  
imports: import pytest
  from pytest import MonkeyPatch
  from result import Err
  from syft.node.credentials import SyftSigningKey
  from syft.node.credentials import SyftVerifyKey
  from syft.service.notification.notification_stash import OrderByCreatedAtTimeStampPartitionKey
  from syft.service.notification.notification_stash import FromUserVerifyKeyPartitionKey
  from syft.service.notification.notification_stash import NotificationStash
  from syft.service.notification.notification_stash import StatusPartitionKey
  from syft.service.notification.notification_stash import ToUserVerifyKeyPartitionKey
  from syft.service.notification.notifications import Notification
  from syft.service.notification.notifications import NotificationExpiryStatus
  from syft.service.notification.notifications import NotificationStatus
  from syft.types.datetime import DateTime
  from syft.types.uid import UID
label_desc: Use image node_id 14 for calling a global function with example usage: test_delete_all_for_verify_key_error_on_delete_by_uid(root_verify_key, monkeypatch, document_store) and returns: Err